Is Tim Duncan [Refractor] #PR8 worth grading?
Basketball · Basketball Cards 1999 Topps Prodigy · full price guide →
Worth grading — even a PSA 9 beats raw
A PSA 10 Tim Duncan [Refractor] #PR8 sells for $510 against $55.00 raw: a $455 spread, 9.3× the ungraded price. Even a PSA 9 ($92.00) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
- Raw (NM)
- $55.00
- PSA 10
- $510
- PSA 9
- $92.00
- Gem premium
- 9.3×
- As of
- Sep 4, 2026
Break-even by outcome and fee
| If it comes back… | Sells for | Economy / bulk (~$25.00) | Standard (~$50.00) | Express (~$150) |
|---|---|---|---|---|
| Gem — PSA 10 | $510 | +$430 | +$405 | +$305 |
| PSA 9 | $92.00 | +$12.00 | −$13.00 | −$113 |
| PSA 8 | $45.00 | −$35.00 | −$60.00 | −$160 |
Net = sale price − $55.00 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.
Expected value — how often does it need to gem?
| Chance it gems | Expected sale | Expected net (standard fee) |
|---|---|---|
| 25% | $197 | +$91.50 |
| 50% | $301 | +$196 |
| 75% | $406 | +$301 |
Break-even gem rate at the standard fee: about 3%. Centering is the usual reason a clean copy misses — measure it before you decide.
Which grader pays the most — and what a 10 takes
All centering standards →| Grader | 10 sells for | vs best | Front centering for a 10 | Back |
|---|---|---|---|---|
| BGS 10 | $663 | best | 55/45 | 70/30 |
| PSA 10 | $510 | −$153 | 55/45 | 75/25 |
| CGC 10 | $306 | −$357 | 55/45 | 75/25 |
| SGC 10 | $306 | −$357 | 55/45 | 75/25 |
Tolerances are each company's published centering standard for its top grade; surface, corners and edges must also be clean. Centering is the one you can measure yourself before you pay.
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Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 1999 Topps Prodigy cards worth checking
Full set checklist →![Mike Bibby [Refractor] #PR14 1999 Topps Prodigy card](https://i.ebayimg.com/images/g/PzoAAeSwkB5qZWNU/s-l500.jpg)
![Kevin Garnett [Refractor] #PR3 1999 Topps Prodigy card](https://i.ebayimg.com/images/g/y8IAAeSw6SVqKkJm/s-l500.jpg)
![Jason Williams [Refractor] #PR12 1999 Topps Prodigy card](https://i.ebayimg.com/images/g/pWsAAeSwEmJqGVop/s-l500.jpg)
![Kobe Bryant [Refractor] #PR4 1999 Topps Prodigy card](https://i.ebayimg.com/images/g/ZN8AAeSwpyFqlgnf/s-l500.jpg)
Grading Tim Duncan [Refractor] #PR8 — FAQ
Is Tim Duncan [Refractor] #PR8 worth grading?
A PSA 10 Tim Duncan [Refractor] #PR8 sells for $510 against $55.00 raw: a $455 spread, 9.3× the ungraded price. Even a PSA 9 ($92.00) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
How much is a PSA 10 Tim Duncan [Refractor] #PR8 worth compared with raw?
A PSA 10 Tim Duncan [Refractor] #PR8 (Basketball Cards 1999 Topps Prodigy) sells for about $510 versus $55.00 for a raw near-mint copy — a 9.3× premium as of Sep 4, 2026.
Which grading company is best for Tim Duncan [Refractor] #PR8?
By resale value, BGS 10 leads at $663, ahead of PSA 10 at $510. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Tim Duncan [Refractor] #PR8 need for a BGS 10?
BGS publishes 55/45 front and 70/30 back centering as the tolerance for a 10 (Gem Mint). Off-center copies are capped below the top grade regardless of surface — measure yours before paying the fee.
What gem rate makes grading Tim Duncan [Refractor] #PR8 break even?
At a standard ~$50 fee, submitting Tim Duncan [Refractor] #PR8 breaks even when it gems about 3% of the time (a miss assumed to sell at the PSA 9 price of $92.00).
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